Grey’s Anatomy will see two familiar faces return to the series for the series’ upcoming 18th season as Abigail Spencer and Kate Walsh resume their roles.

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Spencer will take on her role as Dr. Megan Hunt repeats from seasons 14 and 15 of the hit medical drama (over time), while Walsh as Dr. Addison will return to Montgomery, who debuted back in 2005 during the series’ first season finale (via Variety). Walsh’s character was popular enough to be tied into her own spin-off series. Private practicebut she’s back in the world of now Grey’s Anatomy.

Deadline notes that Spencer will play as Dr. Megan Hunt will appear in the season 18 premiere after appearing in six total episodes of the series. As for Walsh, it is not known exactly when she will be back in the new season, but it will be a multi-episode arc so fans don’t have to worry, not enough of Dr. Get Montgomery.

Grey’s Anatomy is a high-intensity medical drama about Meredith Gray and the Gray Sloan Memorial medical team faced with life and death decisions on a daily basis. They seek solace from one another and sometimes more than friendship. Together they discover that neither medicine nor relationships can be defined in black and white.

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The series is currently starring Ellen Pompeo as Meredith Gray, Chandra Wilson as Miranda Bailey, and James Pickens Jr. as Richard Webber, who remain from the original cast of the show’s first episode. It also stars Kevin McKidd as Owen Hunt, Caterina Scorsone as Amelia Shepherd, Camilla Luddington as Jo Wilson and Kelly McCreary as Maggie Pierce.